Provisional sunspot numbers December 2003 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 01. | 0.8 5.0 5.8 | 9 81 89 | 584 | 5 8 3 | | 02. | 0.7 4.3 5.0 | 8 67 75 | 469 | 4 6 2 | | 03. | 0.7 5.0 5.7 | 7 72 80 | 431 | 3 4 3 | | 04. | 0.7 3.2 3.8 | 7 48 55 | 355 | 4 5 3 | | 05. | 0.7 2.8 3.5 | 8 45 53 | 572 | 4 6 2 | | 06. | 0.8 1.7 2.5 | 9 33 42 | 427 | 5 9 5 | | 07. | 0.8 1.6 2.4 | 9 26 35 | 296 | 9 15 6 | | 08. | 0.7 1.5 2.2 | 8 21 29 | 230 | 9 15 6 | | 09. | - - 1.6 | - - 19 | 95 | 0 15 6 | | 10. | 0.7 1.4 2.1 | 8 16 23 | 128 | 9 14 7 | | 11. | 0.8 1.6 2.4 | 9 19 28 | 159 | 4 7 3 | | 12. | 0.9 1.2 2.0 | 10 15 26 | 156 | 6 9 4 | | 13. | 1.5 0.7 2.2 | 19 9 28 | 50 | 2 4 2 | | 14. | 1.6 0.9 2.4 | 23 12 35 | 98 | 6 10 5 | | 15. | 1.4 0.8 2.1 | 20 12 32 | 249 | 9 13 6 | | 16. | 1.2 1.6 2.9 | 21 23 43 | 319 | 7 11 6 | | 17. | 2.4 2.8 5.2 | 34 37 71 | 340 | 5 8 4 | | 18. | 3.0 2.7 5.6 | 44 35 79 | 517 | 10 17 7 | | 19. | 2.8 2.7 5.5 | 51 32 83 | 766 | 6 10 5 | | 20. | 2.5 1.7 4.2 | 48 20 68 | 509 | 4 7 2 | | 21. | 2.5 1.2 3.7 | 52 14 66 | 1065 | 2 5 1 | | 22. | 3.0 1.5 4.5 | 65 18 83 | 1574 | 5 9 2 | | 23. | 2.4 1.1 3.5 | 63 13 77 | 2158 | 6 9 3 | | 24. | 1.5 1.7 3.2 | 41 20 60 | 1081 | 7 15 6 | | 25. | 1.5 1.1 2.5 | 39 12 51 | 742 | 5 8 3 | | 26. | 0.9 0.9 1.8 | 30 14 44 | 862 | 5 8 3 | | 27. | 0.8 1.0 1.8 | 22 15 37 | 781 | 6 8 4 | | 28. | 1.3 1.7 3.0 | 22 20 42 | 492 | 2 3 1 | | 29. | 1.0 1.0 1.9 | 16 10 27 | 275 | 7 11 3 | | 30. | 0.8 0.6 1.4 | 12 6 18 | 175 | 7 11 5 | | 31. | 0.7 0.7 1.3 | 8 10 19 | 79 | 2 4 3 | +------+----------------+-------------------+-------+--------------+ | Mean | 1.4 1.8 3.2 | 24.0 25.9 48.9 | 517 | 6 9 4 | +------+----------------+-------------------+-------+--------------+ | Days | 30 30 31 | 30 30 31 | 31 | | +------+----------------+-------------------+-------+--------------+ Based on 284 observations of 24 stations. Barnes,H. L 76 910 9 John,J. S1501200 6 Battaiola,R. S 901250 6 Kandilli Obs. L2003070 12 Beltran,G.V. S2001600 4 Michalovce Obs. L1502250 6 Capricornio Obs.L1021500 8 Moeller,M. L 791000 17 Egger,F. L 901000 15 Morales,G. S 902000 26 Fritsche,S. L 63 840 14 Rim. Sobota Obs.L1502250 19 Gahsche,C.-D. L 751200 5 Robeck,G. S2032000 12 Goetz,M. S1001000 3 Schroeder,G. L 751200 14 Hickmann,R. L 60 700 6 Schulze,W. L 63 840 10 Hoerenz,M. L 60 700 14 Suzuki,M. L100 0 25 Holl,M. L 80 400 6 Van Slooten,B. L 901300 15 Hurbanovo Obs. L1502250 23 WFS,Berlin L1502250 9